+ <varlistentry>
+ <term><varname>systemd.mask=</varname></term>
+ <term><varname>systemd.wants=</varname></term>
+ <term><varname>systemd.debug-shell</varname></term>
+ <listitem>
+ <para>Additional parameters
+ understood by
+ <citerefentry><refentrytitle>systemd-debug-generator</refentrytitle><manvolnum>8</manvolnum></citerefentry>,
+ to mask or start specific
+ units at boot, or invoke a
+ debug shell on tty9.</para>
+ </listitem>
+ </varlistentry>
+
+ <varlistentry>
+ <term><varname>systemd.restore_state=</varname></term>
+ <listitem>
+ <para>This parameter is understood by
+ several system tools to control
+ whether or not they should restore
+ system state from the previous boot.
+ For details, see
+ <citerefentry><refentrytitle>systemd-backlight@.service</refentrytitle><manvolnum>8</manvolnum></citerefentry>
+ and
+ <citerefentry><refentrytitle>systemd-rfkill@.service</refentrytitle><manvolnum>8</manvolnum></citerefentry>.
+ </para>
+ </listitem>
+ </varlistentry>
+